#objdump: -P map
.*: +file format mach-o.*
#...
01: __TEXT.*__text.*(00000000)?00000000 (00000000)?00000004 80000000
02: __DATA.*__zf_1.*(00000000)?00000004 (00000000)?00000000 00000001
03: __DATA.*__zf_2.*(00000000)?00000004 (00000000)?00000002 00000001
04: __DATA.*__zf_3.*(00000000)?00000008 (00000000)?0000000c 00000001
